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Save yaasita/6a33cd57529b7397b07e4c0f0104db1d to your computer and use it in GitHub Desktop.
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javascript:(async () => { | |
if (!("showDirectoryPicker" in window) && !("navigator" in window && "storage" in navigator.storage && "getDirectory" in navigator.storage)) { | |
alert("OPFSがサポートされていません。最新のChromeまたはEdgeをお試しください。"); | |
return; | |
} | |
let root; | |
if ('getDirectory' in navigator.storage) { | |
root = await navigator.storage.getDirectory(); | |
} else { | |
alert("お使いのブラウザでOPFSが利用できません。"); | |
return; | |
} | |
try { | |
const fileHandle = await root.getFileHandle('page_backup.html'); | |
const file = await fileHandle.getFile(); | |
const html = await file.text(); | |
document.open(); | |
document.write(html); | |
document.close(); | |
} catch (e) { | |
alert("保存されたHTMLが見つかりません。先に保存ブックマークレットを実行してください。"); | |
} | |
})(); |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
javascript:(async () => { | |
if (!("showDirectoryPicker" in window) && !("navigator" in window && "storage" in navigator && "getDirectory" in navigator.storage)) { | |
alert("OPFSがサポートされていません。最新のChromeまたはEdgeをお試しください。"); | |
return; | |
} | |
// OPFSにディレクトリを作成または取得 | |
let root; | |
if ('getDirectory' in navigator.storage) { | |
root = await navigator.storage.getDirectory(); | |
} else { | |
alert("お使いのブラウザでOPFSが利用できません。"); | |
return; | |
} | |
// ファイル作成・書き込み | |
const fileHandle = await root.getFileHandle('page_backup.html', { create: true }); | |
const writable = await fileHandle.createWritable(); | |
await writable.write(document.documentElement.outerHTML); | |
await writable.close(); | |
alert("現在のページのHTMLをOPFSに保存しました。"); | |
})(); |
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